{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{3}{c}}
\toprule
                    &\multicolumn{3}{c}{}                                             \\\cmidrule(lr){2-4}
                    &\multicolumn{1}{c}{Left ENP, 2014}&\multicolumn{1}{c}{PD/left, 2014}&\multicolumn{1}{c}{Left votes, 1995-2014}\\
\midrule
Sardine             &      -3.643\sym{**} &      -3.676\sym{**} &      -2.912\sym{*}  \\
                    &     (0.002)         &     (0.002)         &     (0.011)         \\
treatment\_orig=1 $\times$ c.he&      -3.900\sym{**} &       4.600\sym{**} &      -5.886\sym{***}\\
                    &     (0.002)         &     (0.003)         &     (0.001)         \\
\midrule
Municipality FE     &         Yes         &         Yes         &         Yes         \\
Election FE         &                     &                     &                     \\
R-squared           &       0.764         &       0.764         &       0.766         \\
Elections           &                     &                     &                     \\
Clusters            &                     &                     &                     \\
Observations        &        1841         &        1841         &        1841         \\
\bottomrule
\multicolumn{4}{l}{\footnotesize \textit{p}-values in parentheses}\\
\multicolumn{4}{l}{\footnotesize \sym{*} \(p<0.05\), \sym{**} \(p<0.01\), \sym{***} \(p<0.001\)}\\
\end{tabular}
}
